Eraser



FIG. 1 is a front perspective view of an eraser showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a rear elevational view thereof.

The ornamental design for an eraser, as shown and described.